Compare live prices for PHX to IAH. Use the search panel
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PHX → IAHApprox. 1620.97 km08 May 2026Live inventory
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Showing 25
of 123
live flights
Frontier Airlines
F9-1704
09:15
05/08/2026
PHX
Phoenix Sky Harbor International Airport
4h 41m
Non-stop
13:56
05/08/2026
IAH
George Bush Intercontinental Houston Airport
₹7,201
per person
✕ Non-refundable
Frontier Airlines
F9-1748
16:17
05/08/2026
PHX
Phoenix Sky Harbor International Airport
8h 27m
1 Stop
⏱ DEN · 1h 53mDEN Airport
00:44
05/09/2026
+1
IAH
George Bush Intercontinental Houston Airport
₹7,858
per person
✕ Non-refundable🔥 Last 3 seats
Frontier Airlines
F9-1376
05:15
05/08/2026
PHX
Phoenix Sky Harbor International Airport
8h 29m
1 Stop
⏱ DEN · 1h 52mDEN Airport
13:44
05/08/2026
IAH
George Bush Intercontinental Houston Airport
₹7,956
per person
✕ Non-refundable🔥 Last 3 seats
Frontier Airlines
F9-1376
05:15
05/08/2026
PHX
Phoenix Sky Harbor International Airport
19h 29m
1 Stop
⏱ DEN · 12h 58mDEN Airport
00:44
05/09/2026
+1
IAH
George Bush Intercontinental Houston Airport
₹8,388
per person
✕ Non-refundable
Frontier Airlines
F9-4113
22:27
05/08/2026
PHX
Phoenix Sky Harbor International Airport
14h 6m
1 Stop
⏱ LAS · 7h 37mLAS Airport
12:33
05/09/2026
+1
IAH
George Bush Intercontinental Houston Airport
₹8,388
per person
✕ Non-refundable
Frontier Airlines
F9-1019
07:40
05/08/2026
PHX
Phoenix Sky Harbor International Airport
12h 25m
1 Stop
⏱ LAS · 5h 32mLAS Airport
20:05
05/08/2026
IAH
George Bush Intercontinental Houston Airport
₹8,388
per person
✕ Non-refundable
Frontier Airlines
F9-1019
07:40
05/08/2026
PHX
Phoenix Sky Harbor International Airport
28h 53m
1 Stop
⏱ LAS · 22h 21mLAS Airport
12:33
05/09/2026
+1
IAH
George Bush Intercontinental Houston Airport
₹8,388
per person
✕ Non-refundable
Frontier Airlines
F9-1376
05:15
05/08/2026
PHX
Phoenix Sky Harbor International Airport
15h 55m
1 Stop
⏱ DEN · 9h 19mDEN Airport
21:10
05/08/2026
IAH
George Bush Intercontinental Houston Airport
₹8,388
per person
✕ Non-refundable
Frontier Airlines
F9-1748
16:17
05/08/2026
PHX
Phoenix Sky Harbor International Airport
21h 27m
1 Stop
⏱ DEN · 14h 47mDEN Airport
13:44
05/09/2026
+1
IAH
George Bush Intercontinental Houston Airport
₹8,388
per person
✕ Non-refundable🔥 Last 3 seats
Frontier Airlines
F9-4766
18:51
05/08/2026
PHX
Phoenix Sky Harbor International Airport
29h 53m
1 Stop
⏱ DEN · 23h 17mDEN Airport
00:44
05/10/2026
+2
IAH
George Bush Intercontinental Houston Airport
₹8,388
per person
✕ Non-refundable🔥 Last 4 seats
Frontier Airlines
F9-4766
18:51
05/08/2026
PHX
Phoenix Sky Harbor International Airport
18h 53m
1 Stop
⏱ DEN · 12h 11mDEN Airport
13:44
05/09/2026
+1
IAH
George Bush Intercontinental Houston Airport
₹8,388
per person
✕ Non-refundable🔥 Last 4 seats
Frontier Airlines
F9-2608
23:30
05/08/2026
PHX
Phoenix Sky Harbor International Airport
15h 28m
1 Stop
⏱ ATL · 7h 6mATL Airport
14:58
05/09/2026
+1
IAH
George Bush Intercontinental Houston Airport
₹10,243
per person
✕ Non-refundable
Frontier Airlines
F9-4672
00:30
05/08/2026
PHX
Phoenix Sky Harbor International Airport
10h 41m
1 Stop
⏱ DTW · 1h 30mDTW Airport
11:11
05/08/2026
IAH
George Bush Intercontinental Houston Airport
₹11,679
per person
✕ Non-refundable🔥 Last 3 seats
Frontier Airlines
F9-2133
19:40
05/08/2026
PHX
Phoenix Sky Harbor International Airport
19h 32m
1 Stop
⏱ LAX · 12h 36mLAX Airport
15:12
05/09/2026
+1
IAH
George Bush Intercontinental Houston Airport
₹12,194
per person
✕ Non-refundable
Frontier Airlines
F9-4768
08:40
05/08/2026
PHX
Phoenix Sky Harbor International Airport
12h 30m
1 Stop
⏱ DEN · 5h 50mDEN Airport
21:10
05/08/2026
IAH
George Bush Intercontinental Houston Airport
₹12,194
per person
✕ Non-refundable🔥 Last 5 seats
Frontier Airlines
F9-4768
08:40
05/08/2026
PHX
Phoenix Sky Harbor International Airport
16h 4m
1 Stop
⏱ DEN · 9h 29mDEN Airport
00:44
05/09/2026
+1
IAH
George Bush Intercontinental Houston Airport
₹12,194
per person
✕ Non-refundable🔥 Last 5 seats
Frontier Airlines
F9-4768
08:40
05/08/2026
PHX
Phoenix Sky Harbor International Airport
29h 4m
1 Stop
⏱ DEN · 22h 23mDEN Airport
13:44
05/09/2026
+1
IAH
George Bush Intercontinental Houston Airport
₹12,194
per person
✕ Non-refundable🔥 Last 5 seats
American Airlines
AA-3363
18:50
05/08/2026
PHX
Phoenix Sky Harbor International Airport
4h 36m
Non-stop
23:26
05/08/2026
IAH
George Bush Intercontinental Houston Airport
₹13,736
per person
✕ Non-refundable14 fare options
American Airlines
AA-3076
08:38
05/08/2026
PHX
Phoenix Sky Harbor International Airport
4h 45m
Non-stop
13:23
05/08/2026
IAH
George Bush Intercontinental Houston Airport
₹13,736
per person
✕ Non-refundable14 fare options
American Airlines
AA-6281
13:08
05/08/2026
PHX
Phoenix Sky Harbor International Airport
4h 46m
Non-stop
17:54
05/08/2026
IAH
George Bush Intercontinental Houston Airport
₹13,736
per person
✕ Non-refundable14 fare options
Southwest Airlines
WN-3565
14:30
05/08/2026
PHX
Phoenix Sky Harbor International Airport
4h 25m
Non-stop
18:55
05/08/2026
HOU
George Bush Intercontinental Houston Airport
₹14,634
per person
✕ Non-refundable5 fare options
Southwest Airlines
WN-2035
19:40
05/08/2026
PHX
Phoenix Sky Harbor International Airport
4h 25m
Non-stop
00:05
05/09/2026
+1
HOU
George Bush Intercontinental Houston Airport
₹14,634
per person
✕ Non-refundable5 fare options
Southwest Airlines
WN-3795
05:10
05/08/2026
PHX
Phoenix Sky Harbor International Airport
4h 30m
Non-stop
09:40
05/08/2026
HOU
George Bush Intercontinental Houston Airport
₹14,634
per person
✕ Non-refundable5 fare options
Southwest Airlines
WN-3798
15:50
05/08/2026
PHX
Phoenix Sky Harbor International Airport
4h 30m
Non-stop
20:20
05/08/2026
HOU
George Bush Intercontinental Houston Airport
₹14,634
per person
✕ Non-refundable5 fare options
Southwest Airlines
WN-2707
18:05
05/08/2026
PHX
Phoenix Sky Harbor International Airport
4h 30m
Non-stop
22:35
05/08/2026
HOU
George Bush Intercontinental Houston Airport
₹14,634
per person
✕ Non-refundable5 fare options
😕 No flights match your filters.
Phoenix (PHX)
📍 Phoenix Sky Harbor International Airport
🌍 United States
🕐 GMT -7
📐 Latitude: 33.43429946899414
📐 Longitude: -112.01200103759766
Houston (IAH)
📍 George Bush Intercontinental Houston Airport
🌍 United States
🕐 GMT -6
📐 Latitude: 29.984399795532227
📐 Longitude: -95.34140014648438
✈ Distance: Phoenix,USA to Houston, TX,USA — 1620.97 km
📅 Results on this page are loaded for 08 May 2026. Click View all flights for the complete live search.
Phoenix to Houston — what to expect when booking
The PHX–IAH route is served by multiple carriers throughout the year.
Fares on this route can move quickly — a price available now may not be there 30 minutes later.
If your dates are flexible, try shifting your departure by a day or two using the date strip above.
Mid-week departures often show lower base fares compared to weekend starts on many routes.
The distance between Phoenix,USA and Houston, TX,USA is approximately
1620.97 km.
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❓ Frequently asked questions — Phoenix to Houston flights
Generally yes — fares on most routes are most competitive around 4–6 weeks before departure. Booking earlier usually means better availability and a lower base fare when your dates are fixed.
The straight-line distance between Phoenix,USA (PHX) and Houston, TX,USA (IAH) is approximately 1620.97 km. Actual flying distance may vary slightly depending on routing.
Non-stop availability on this route varies by airline schedule and season. Use the filters below to quickly check whether direct options are available on your selected date.
Mid-week departures often show lower prices than weekend travel on many routes. Use the date strip above to compare nearby days quickly.